US 11,901,137 B2
Keyboard and key module thereof
Yi-Wen Chen, Taipei (TW)
Assigned to LITE-ON ELECTRONICS (GUANGZHOU) LIMITED, Guangzhou (CN); and LITE-ON TECHNOLOGY CORPORATION, Taipei (TW)
Filed by LITE-ON ELECTRONICS (GUANGZHOU) LIMITED, Guangzhou (CN); and LITE-ON TECHNOLOGY CORPORATION, Taipei (TW)
Filed on Mar. 5, 2021, as Appl. No. 17/193,775.
Claims priority of provisional application 62/985,930, filed on Mar. 6, 2020.
Prior Publication US 2021/0280379 A1, Sep. 9, 2021
Int. Cl. H01H 13/83 (2006.01); H01H 3/12 (2006.01)
CPC H01H 13/83 (2013.01) [H01H 3/122 (2013.01); H01H 2219/062 (2013.01)] 23 Claims
OG exemplary drawing
 
1. A keyboard, comprising:
a first key module configured to selectively emit a first light having a first color and a second light having a second color different from the first color;
a second key module disposed adjacent to the first key module and configured to emit light having the second color;
two light sources;
wherein the first key module comprises a keycap comprising a single character or symbol, and the first light having the first color and the second light having the second color respectively emitted by the two light sources travel through the same single character or symbol at different points of time.